Because I wouldn't play the political game south of the border.
The ones north of the border have a longer history, and more practice.
Perhaps they could not find a job at first but found work on the other side of the border.
I am very happy to work with them to provide the best possible services for people from either side of the border.
The attack came from the other side of the border.
The original would wait on the other side of the border.
As Mike expected, no one south of the border could help.
He's living just the other side of the border, with his sister.
Example 2 - from the other side of the border.
On the Chinese side of the border the land was open.